body {
    margin: 0;
    padding: 0;
    background-color: #efeff0;
}

.flex-box {
    display: flex;
}

.flex-box-center {
    display: flex;
    align-items: center;
}

.flex-box-center-row {
    display: flex;
    align-items: center;
    justify-content: center;
}

.white-bg {
    background-color: #ffffff;
}